Home / 1,173,452.70-1,619,308.72-720,656.22

Finding the Fourth Proportional to 1,173,452.70, 1,619,308.72 and 720,656.22

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Solution

The fourth proportional to 1,173,452.70, 1,619,308.72 and 720,656.22 is: 994,471.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,173,452.70 : 1,619,308.72 = 720,656.22 : x
  2. Step 2: Convert to fraction form
    1,173,452.70/1,619,308.72 = 720,656.22/x
  3. Step 3: Cross multiply
    1,173,452.70x = 1,619,308.72 × 720,656.22
  4. Step 4: Simplify right side
    1,173,452.70x = 1,166,964,901,168.24
  5. Step 5: Solve for x
    x = 1,166,964,901,168.24/1,173,452.70
  6. Step 6: Final answer
    x = 994,471.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.